C111123313121111121111331333133313331323231333133313331331122113223331   >>    C11112331312111112111133133313331333132323133313331333133112211322333   <<    C111123313121111121111331333133313331323231333133313331331122113223333   >>      C111123313121111121111331333133313331323231333133313331331122113223332   >>